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authorDavid Madison <dmadison@users.noreply.github.com>2019-02-15 12:08:19 -0500
committerDavid Madison <dmadison@users.noreply.github.com>2019-02-15 12:08:31 -0500
commit4a7ef06b516dba4cdda939a16e5458c59592f6b1 (patch)
treeb00e15e665a2f456c1fb207aeb9ac12283181a00 /firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/CPU/CYCLE_COUNTER
parent98f00eb533e0ed571b90f8e014d1eb59052a0597 (diff)
Delete 'firmwares' folder
Diffstat (limited to 'firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/CPU/CYCLE_COUNTER')
-rw-r--r--firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/CPU/CYCLE_COUNTER/cycle_counter.h309
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diff --git a/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/CPU/CYCLE_COUNTER/cycle_counter.h b/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/CPU/CYCLE_COUNTER/cycle_counter.h
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--- a/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/CPU/CYCLE_COUNTER/cycle_counter.h
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-/* This header file is part of the ATMEL AVR-UC3-SoftwareFramework-1.7.0 Release */
-
-/*This file has been prepared for Doxygen automatic documentation generation.*/
-/*! \file *********************************************************************
- *
- * \brief Cycle counter driver.
- *
- * - Compiler: IAR EWAVR32 and GNU GCC for AVR32
- * - Supported devices: All AVR32UC devices.
- * - AppNote:
- *
- * \author Atmel Corporation: http://www.atmel.com \n
- * Support and FAQ: http://support.atmel.no/
- *
- *****************************************************************************/
-
-/* Copyright (c) 2009 Atmel Corporation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice, this
- * list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- *
- * 3. The name of Atmel may not be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * 4. This software may only be redistributed and used in connection with an Atmel
- * AVR product.
- *
- * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
- * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
- * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
- *
- */
-
-#ifndef _CYCLE_COUNTER_H_
-#define _CYCLE_COUNTER_H_
-
-#include "compiler.h"
-
-
-//! Structure holding private information, automatically initialized by the
-//! cpu_set_timeout() function.
-typedef struct
-{
- //! The cycle count at the begining of the timeout.
- unsigned long delay_start_cycle;
-
- //! The cycle count at the end of the timeout.
- unsigned long delay_end_cycle;
-
- //! Enable/disable the timout detection
- unsigned char timer_state;
- #define CPU_TIMER_STATE_STARTED 0
- #define CPU_TIMER_STATE_REACHED 1
- #define CPU_TIMER_STATE_STOPPED 2
-} t_cpu_time;
-
-
-/*!
- * \brief Convert milli-seconds into CPU cycles.
- *
- * \param ms: Number of millisecond.
- * \param fcpu_hz: CPU frequency in Hz.
- *
- * \return the converted number of CPU cycles.
- */
-#if (defined __GNUC__)
-__attribute__((__always_inline__))
-#endif
-extern __inline__ U32 cpu_ms_2_cy(unsigned long ms, unsigned long fcpu_hz)
-{
- return ((unsigned long long)ms * fcpu_hz + 999) / 1000;
-}
-
-
-/*!
- * \brief Convert micro-seconds into CPU cycles.
- *
- * \param us: Number of microsecond.
- * \param fcpu_hz: CPU frequency in Hz.
- *
- * \return the converted number of CPU cycles.
- */
-#if (defined __GNUC__)
-__attribute__((__always_inline__))
-#endif
-extern __inline__ U32 cpu_us_2_cy(unsigned long us, unsigned long fcpu_hz)
-{
- return ((unsigned long long)us * fcpu_hz + 999999) / 1000000;
-}
-
-
-/*!
- * \brief Convert CPU cycles into milli-seconds.
- *
- * \param cy: Number of CPU cycles.
- * \param fcpu_hz: CPU frequency in Hz.
- *
- * \return the converted number of milli-second.
- */
-#if (defined __GNUC__)
-__attribute__((__always_inline__))
-#endif
-extern __inline__ U32 cpu_cy_2_ms(unsigned long cy, unsigned long fcpu_hz)
-{
- return ((unsigned long long)cy * 1000 + fcpu_hz-1) / fcpu_hz;
-}
-
-
-/*!
- * \brief Convert CPU cycles into micro-seconds.
- *
- * \param cy: Number of CPU cycles.
- * \param fcpu_hz: CPU frequency in Hz.
- *
- * \return the converted number of micro-second.
- */
-#if (defined __GNUC__)
-__attribute__((__always_inline__))
-#endif
-extern __inline__ U32 cpu_cy_2_us(unsigned long cy, unsigned long fcpu_hz)
-{
- return ((unsigned long long)cy * 1000000 + fcpu_hz-1) / fcpu_hz;
-}
-
-
-/*!
- * \brief Set a timer variable.
- *
- * Ex: t_cpu_time timer;
- * cpu_set_timeout( cpu_ms_2_cy(10, FOSC0), &timer ); // timeout in 10 ms
- * if( cpu_is_timeout(&timer) )
- * cpu_stop_timeout(&timer);
- * ../..
- *
- * \param delay: (input) delay in CPU cycles before timeout.
- * \param cpu_time: (output) internal information used by the timer API.
- */
-#if (defined __GNUC__)
-__attribute__((__always_inline__))
-#endif
-extern __inline__ void cpu_set_timeout(unsigned long delay, t_cpu_time *cpu_time)
-{
- cpu_time->delay_start_cycle = Get_system_register(AVR32_COUNT);
- cpu_time->delay_end_cycle = cpu_time->delay_start_cycle + delay;
- cpu_time->timer_state = CPU_TIMER_STATE_STARTED;
-}
-
-
-/*!
- * \brief Test if a timer variable reached its timeout.
- *
- * Once the timeout is reached, the function will always return TRUE,
- * until the cpu_stop_timeout() function is called.
- *
- * Ex: t_cpu_time timer;
- * cpu_set_timeout( 10, FOSC0, &timer ); // timeout in 10 ms
- * if( cpu_is_timeout(&timer) )
- * cpu_stop_timeout(&timer);
- * ../..
- *
- * \param cpu_time: (input) internal information used by the timer API.
- *
- * \return TRUE if timeout occured, otherwise FALSE.
- */
-#if (defined __GNUC__)
-__attribute__((__always_inline__))
-#endif
-extern __inline__ unsigned long cpu_is_timeout(t_cpu_time *cpu_time)
-{
- unsigned long current_cycle_count = Get_system_register(AVR32_COUNT);
-
- if( cpu_time->timer_state==CPU_TIMER_STATE_STOPPED )
- return FALSE;
-
- // Test if the timeout as already occured.
- else if (cpu_time->timer_state == CPU_TIMER_STATE_REACHED)
- return TRUE;
-
- // If the ending cycle count of this timeout is wrapped, ...
- else if (cpu_time->delay_start_cycle > cpu_time->delay_end_cycle)
- {
- if (current_cycle_count < cpu_time->delay_start_cycle && current_cycle_count > cpu_time->delay_end_cycle)
- {
- cpu_time->timer_state = CPU_TIMER_STATE_REACHED;
- return TRUE;
- }
- return FALSE;
- }
- else
- {
- if (current_cycle_count < cpu_time->delay_start_cycle || current_cycle_count > cpu_time->delay_end_cycle)
- {
- cpu_time->timer_state = CPU_TIMER_STATE_REACHED;
- return TRUE;
- }
- return FALSE;
- }
-}
-
-
-/*!
- * \brief Stop a timeout detection.
- *
- * Ex: t_cpu_time timer;
- * cpu_set_timeout( 10, FOSC0, &timer ); // timeout in 10 ms
- * if( cpu_is_timeout(&timer) )
- * cpu_stop_timeout(&timer);
- * ../..
- *
- * \param cpu_time: (input) internal information used by the timer API.
- */
-#if (defined __GNUC__)
-__attribute__((__always_inline__))
-#endif
-extern __inline__ void cpu_stop_timeout(t_cpu_time *cpu_time)
-{
- cpu_time->timer_state = CPU_TIMER_STATE_STOPPED;
-}
-
-
-/*!
- * \brief Test if a timer is stopped.
- *
- * \param cpu_time: (input) internal information used by the timer API.
- *
- * \return TRUE if timer is stopped, otherwise FALSE.
- */
-#if (defined __GNUC__)
-__attribute__((__always_inline__))
-#endif
-extern __inline__ unsigned long cpu_is_timer_stopped(t_cpu_time *cpu_time)
-{
-
- if( cpu_time->timer_state==CPU_TIMER_STATE_STOPPED )
- return TRUE;
- else
- return FALSE;
-}
-
-
-/*!
- * \brief Waits during at least the specified delay (in millisecond) before returning.
- *
- * \param delay: Number of millisecond to wait.
- * \param fcpu_hz: CPU frequency in Hz.
- */
-#if (defined __GNUC__)
-__attribute__((__always_inline__))
-#endif
-extern __inline__ void cpu_delay_ms(unsigned long delay, unsigned long fcpu_hz)
-{
- t_cpu_time timer;
- cpu_set_timeout( cpu_ms_2_cy(delay, fcpu_hz), &timer);
- while( !cpu_is_timeout(&timer) );
-}
-
-/*!
- * \brief Waits during at least the specified delay (in microsecond) before returning.
- *
- * \param delay: Number of microsecond to wait.
- * \param fcpu_hz: CPU frequency in Hz.
- */
-#if (defined __GNUC__)
-__attribute__((__always_inline__))
-#endif
-extern __inline__ void cpu_delay_us(unsigned long delay, unsigned long fcpu_hz)
-{
- t_cpu_time timer;
- cpu_set_timeout( cpu_us_2_cy(delay, fcpu_hz), &timer);
- while( !cpu_is_timeout(&timer) );
-}
-
-/*!
- * \brief Waits during at least the specified delay (in CPU cycles) before returning.
- *
- * \param delay: Number of CPU cycles to wait.
- */
-#if (defined __GNUC__)
-__attribute__((__always_inline__))
-#endif
-extern __inline__ void cpu_delay_cy(unsigned long delay)
-{
- t_cpu_time timer;
- cpu_set_timeout( delay, &timer);
- while( !cpu_is_timeout(&timer) );
-}
-
-
-#define Get_sys_count() ( Get_system_register(AVR32_COUNT) )
-#define Set_sys_count(x) ( Set_system_register(AVR32_COUNT, (x)) )
-#define Get_sys_compare() ( Get_system_register(AVR32_COMPARE) )
-#define Set_sys_compare(x) ( Set_system_register(AVR32_COMPARE, (x)) )
-
-
-#endif // _CYCLE_COUNTER_H_